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  • A Straight section PQ of a archit lies along the x-axes from <img alt="x=-\frac{a}{2} \,\& \, x=\frac{a}{2}" src="https://entrancecorner.oncodecogs.com/gif.latex?x%

A Straight section PQ of a archit lies along the x-axes from x=-\frac{a}{2} \,\& \, x=\frac{a}{2} and carries a current 1 . The magnetic field due to the section PQ at point x=+a will be

Option: 1

proportional to a


Option: 2

Proportional to a^2


Option: 3

proportional to 1/a


Option: 4

equal to Zero


Answers (1)

best_answer

The point x=+a lies along the line of the straight -section PQ of the circuit Hence the magnetic field at point x=a is zero.

Posted by

HARSH KANKARIA

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